201717810

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 192

約数和(自身を含む): 636940800

約数和(自身を除く): 435222990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 79, 90, 98, 105, 126, 135, 147, 158, 189, 193, 210, 237, 245, 270, 294, 315, 378, 386, 395, 441, 474, 490, 553, 579, 630, 711, 735, 790, 882, 945, 965, 1106, 1158, 1185, 1323, 1351, 1422, 1470, 1659, 1737, 1890, 1930, 2133, 2205, 2370, 2646, 2702, 2765, 2895, 3318, 3474, 3555, 3871, 4053, 4266, 4410, 4977, 5211, 5530, 5790, 6615, 6755, 7110, 7742, 8106, 8295, 8685, 9457, 9954, 10422, 10665, 11613, 12159, 13230, 13510, 14931, 15247, 16590, 17370, 18914, 19355, 20265, 21330, 23226, 24318, 24885, 26055, 28371, 29862, 30494, 34839, 36477, 38710, 40530, 45741, 47285, 49770, 52110, 56742, 58065, 60795, 69678, 72954, 74655, 76235, 85113, 91482, 94570, 104517, 106729, 116130, 121590, 137223, 141855, 149310, 152470, 170226, 174195, 182385, 209034, 213458, 228705, 255339, 274446, 283710, 320187, 348390, 364770, 411669, 425565, 457410, 510678, 522585, 533645, 640374, 686115, 747103, 823338, 851130, 960561, 1045170, 1067290, 1276695, 1372230, 1494206, 1600935, 1921122, 2058345, 2241309, 2553390, 2881683, 3201870, 3735515, 4116690, 4482618, 4802805, 5763366, 6723927, 7471030, 9605610, 11206545, 13447854, 14408415, 20171781, 22413090, 28816830, 33619635, 40343562, 67239270, 100858905, 201717810]

約数ペア:

[(1, 201717810), (2, 100858905), (3, 67239270), (5, 40343562), (6, 33619635), (7, 28816830), (9, 22413090), (10, 20171781), (14, 14408415), (15, 13447854), (18, 11206545), (21, 9605610), (27, 7471030), (30, 6723927), (35, 5763366), (42, 4802805), (45, 4482618), (49, 4116690), (54, 3735515), (63, 3201870), (70, 2881683), (79, 2553390), (90, 2241309), (98, 2058345), (105, 1921122), (126, 1600935), (135, 1494206), (147, 1372230), (158, 1276695), (189, 1067290), (193, 1045170), (210, 960561), (237, 851130), (245, 823338), (270, 747103), (294, 686115), (315, 640374), (378, 533645), (386, 522585), (395, 510678), (441, 457410), (474, 425565), (490, 411669), (553, 364770), (579, 348390), (630, 320187), (711, 283710), (735, 274446), (790, 255339), (882, 228705), (945, 213458), (965, 209034), (1106, 182385), (1158, 174195), (1185, 170226), (1323, 152470), (1351, 149310), (1422, 141855), (1470, 137223), (1659, 121590), (1737, 116130), (1890, 106729), (1930, 104517), (2133, 94570), (2205, 91482), (2370, 85113), (2646, 76235), (2702, 74655), (2765, 72954), (2895, 69678), (3318, 60795), (3474, 58065), (3555, 56742), (3871, 52110), (4053, 49770), (4266, 47285), (4410, 45741), (4977, 40530), (5211, 38710), (5530, 36477), (5790, 34839), (6615, 30494), (6755, 29862), (7110, 28371), (7742, 26055), (8106, 24885), (8295, 24318), (8685, 23226), (9457, 21330), (9954, 20265), (10422, 19355), (10665, 18914), (11613, 17370), (12159, 16590), (13230, 15247), (13510, 14931)]